public class Philosopher implements Speaker {

  private String philosophy;

  public Philosopher ( String thoughts ) {
    philosophy = thoughts;
  } // end of Philosopher constructor 

  public void speak () {
    System.out.println( philosophy );
  } // end of Philosopher method speak

  public void announce ( String announcement ) {
    System.out.println( announcement );
  } // end of Philosopher method announce

  public void pontificate() {
    for ( int i=0; i<5; i++ ) {
      System.out.println( philosophy );
    }
  } // end of Philosopher method pontificate

} // end of Philosopher class